{%- if head-img -%}
{%- assign imgae-start = head-img | truncate:5, '' -%}
{%- assign imgae-start2 = head-img | truncate:1, '' -%}
{%- if imgae-start == 'https'%}
{%- assign head-image = head-img -%}
{%- elsif imgae-start2 == '/' -%}
{%- assign head-image = head-img | prepend:'/assets' | prepend: site.url -%}
{%- endif -%}
{%- endif -%}

